Classification of Rathbun 1935
G. Calappa Weber 1795
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G. Cancer Linnaeus 1758 [crab]
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Cancer borealis Stimpson 1862
Cancer irroratus Say 1817
†Cancer proavitus Packard 1900
G. †Eryma Von Meyer 1840
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†Eryma americana Rathbun 1923
†Eryma flecta Rathbun 1926
†Eryma stantoni Rathbun 1935
G. Libinia Leach 1815
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Libinia dubia Milne-Edwards 1834
Libinia emarginata Leach 1815
Fm. Portunidae Rafinesque 1815 [swimming crab]
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G. Callinectes Stimpson 1860
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†Callinectes alabamensis Rathbun 1935
Callinectes sapidus Rathbun 1896
G. †Necronectes Milne-Edwards 1881
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†Necronectes drydeni Rathbun 1935
†Necronectes vaughani Rathbun 1935
G. †Ophthalmoplax Rathbun 1935
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†Ophthalmoplax comancheensis Rathbun 1935
†Ophthalmoplax stephensoni Rathbun 1935
Fm. Atelecyclidae Ortmann 1893
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Fm. Raninidae de Haan 1833
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G. †Notopocorystes M'Coy 1849
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†Notopocorystes parvus Rathbun 1935
†Notopocorystes punctatus Rathbun 1935
†Notopocorystes ripleyensis Rathbun 1935
G. †Raninella Milne-Edwards 1862
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†Raninella armata Rathbun 1935
†Raninella eocenica Rathbun 1935
†Raninella mucronata Rathbun 1935
†Raninella starkvillensis Rathbun 1935
†Raninella testacea Rathbun 1926
Fm. Xanthidae MacLeay 1838 [stone crab]
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G. †Harpactocarcinus Milne-Edwards 1862
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†Harpactocarcinus americanus Rathbun 1928
†Harpactocarcinus mississippiensis Rathbun 1935
G. Menippe De Haan 1833
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†Menippe anomala Rathbun 1935
†Menippe burnsi Rathbun 1935
†Menippe cretacea Rathbun 1935
†Menippe floridana Rathbun 1935
†Menippe jacksonensis Rathbun 1935
Menippe mercenaria Say 1818
Menippe nodifrons Stimpson 1862
G. Panopeus Milne Edwards 1834
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†Panopeus estellensis Rathbun 1935
Panopeus herbstii Edwards 1834
G. †Zanthopsis M'Coy 1849
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†Zanthopsis carolinensis Rathbun 1935
†Zanthopsis errans Woods 1922
†Zanthopsis peytoni Stenzel 1934
Fm. Callianassidae Dana 1852
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G. Callianassa Leach 1814
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†Callianassa aquilae Rathbun 1935
Callianassa atlantica Rathbun 1926
†Callianassa berryi Rathbun 1935
†Callianassa bosqueana Rathbun 1935
†Callianassa cretacea Rathbun 1935
†Callianassa floridana Rathbun 1935
†Callianassa gamma Rathbun 1935
†Callianassa oktibbehana Rathbun 1935
†Callianassa pilsbryi Rathbun 1935
†Callianassa suffolkensis Rathbun 1935
†Callianassa valida Rathbun 1935
†Callianassa vaughani Rathbun 1918
Fm. Majidae Samouelle 1819 [spider crab]
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G. Stenocionops Desmarest 1823
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†Stenocionops primus Rathbun 1935
†Stenocionops suwanneeana Rathbun 1935
Fm. Calappidae De Haan 1833 [box crab]
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G. †Necrocarcinus Bell 1863
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†Necrocarcinus graysonensis Rathbun 1935
†Necrocarcinus oklahomensis Rathbun 1935
†Necrocarcinus pierrensis Rathbun 1917
†Necrocarcinus texensis Rathbun 1935
G. †Prehepatus Rathbun 1935
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†Prehepatus cretaceus Rathbun 1935
†Prehepatus pawpawensis Rathbun 1935
Fm. Palinuridae Latreille 1802 [spiny lobster]
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G. †Archaeocarabus M'Coy 1849
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†Archaeocarabus gardnerae Rathbun 1935
†Archaeocarabus whitfieldi Pilsbry 1901
G. Linuparus White 1847
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†Linuparus adkinsi Rathbun 1935
†Linuparus canadensis Whiteaves 1884
†Linuparus kleinfelderi Rathbun 1931
†Linuparus vancouverensis Whiteaves 1895
†Linuparus wilcoxensis Rathbun 1935
Fm. Paguridae Latreille 1802
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G. Paguristes Dana 1851
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†Paguristes chipolensis Rathbun 1935
†Paguristes ouachitensis Rathbun 1935
G. Petrochirus Stimpson 1858
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†Petrochirus bouvieri Rathbun 1918
†Petrochirus inequalis Rathbun 1919
†Petrochirus taylori Rathbun 1935
Fm. †Erymidae Van Straelen 1924
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G. †Enoploclytia M'Coy 1849
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†Enoploclytia sculpta Rathbun 1926
†Enoploclytia tumimanus Rathbun 1935
†Enoploclytia wenoensis Rathbun 1935
G. †Palaeastacus Bell 1850
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†Palaeastacus kimzeyi Rathbun 1935
†Palaeastacus selmaensis Rathbun 1935
†Palaeastacus walkeri Whitfield 1883
Fm. Dynomenidae Ortmann 1892
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Fm. Penaeidae Rafinesque 1815
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Fm. Dromiidae De Haan 1833
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Fm. †Glypheidae Winckler 1883
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Subg. Parthenope (Platylambrus) Stimpson 1871
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†Parthenope (Platylambrus) charlottensis Rathbun 1935
Fm. †Homaridae Huxley 1879
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G. †Hoploparia M'Coy 1849
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†Hoploparia blossomana Rathbun 1935
†Hoploparia dentonensis Rathbun 1935
†Hoploparia gabbi Pilsbry 1901
†Hoploparia georgeana Rathbun 1935
†Hoploparia gladiator Pilsbry 1901
†Hoploparia mcnairyensis Rathbun 1926
†Hoploparia tarrantensis Rathbun 1935
†Hoploparia tennesseensis Rathbun and Wade 1926
G. †Ischnodactylus Pelseneer 1886
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†Ischnodactylus cultellus Rathbun 1935
†Ischnodactylus dentatus Rathbun 1935
†Ischnodactylus texanus Rathbun 1935